Ferro alloy
Ferro Silicon Lumps 75% /Fesi 72% For Directly Supplied
Ferro Silicon is a kind of ferroalloy which is composed of ferrum and silicon. Ferro Silicon uses coke, quartz (or silica) as raw materials and is made by electric furnace. Because silicon and oxyg...
DESCRIPTION
Ferro Silicon is a kind of ferroalloy which is composed of ferrum and silicon. Ferro Silicon uses coke, quartz (or silica) as raw materials and is made by electric furnace. Because silicon and oxygen are easily compound into SiO2, the ferrosilicon is often used as deoxidizer in steelmaking.
| Grade | chemical composition(%) | |||||||
| Si |
Al |
Ca |
Mn |
Cr |
P |
S |
C | |
| ≤ | ||||||||
| FeSi75 |
75 |
1.5 |
1 |
0.5 |
0.5 |
0.04 |
0.02 |
0.2 |
| FeSi72 |
72 |
2 |
1 |
0.5 |
0.5 |
0.04 |
0.02 |
0.2 |
| FeSi70 |
70 |
2 |
1 |
0.6 |
0.5 |
0.04 |
0.02 |
0.2 |
| FeSi65 |
65 |
2 |
1 |
0.7 |
0.5 |
0.04 |
0.02 |
0.2 |
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